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<?php |
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/** |
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* @copyright Copyright (c) Flipbox Digital Limited |
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* @license https://github.com/flipboxfactory/craft-ember/blob/master/LICENSE |
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* @link https://github.com/flipboxfactory/craft-ember |
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*/ |
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namespace flipbox\ember\data; |
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use yii\base\InvalidConfigException; |
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use yii\db\Query; |
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use yii\db\QueryInterface; |
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/** |
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* @author Flipbox Factory <[email protected]> |
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* @since 1.0.2 |
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* |
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* Ref: https://github.com/craftcms/cms/issues/2857 |
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*/ |
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class ActiveDataProvider extends \yii\data\ActiveDataProvider |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function prepareModels() |
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{ |
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$query = $this->getQueryClone(); |
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if (($pagination = $this->getPagination()) !== false) { |
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$pagination->totalCount = $this->getTotalCount(); |
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if ($pagination->totalCount === 0) { |
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return []; |
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} |
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$query->limit($pagination->getLimit())->offset($pagination->getOffset()); |
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} |
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if (($sort = $this->getSort()) !== false) { |
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$query->addOrderBy($sort->getOrders()); |
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} |
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return $query->all($this->db); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function prepareTotalCount() |
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{ |
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$query = $this->getQueryClone(); |
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return (int)$query->limit(-1)->offset(-1)->orderBy([])->count('*', $this->db); |
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} |
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/** |
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* @return QueryInterface |
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* @throws InvalidConfigException |
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*/ |
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private function getQueryClone(): QueryInterface |
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{ |
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if (!$this->query instanceof QueryInterface) { |
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throw new InvalidConfigException('The "query" property must be an instance of a class that implements |
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the QueryInterface e.g. yii\db\Query or its subclasses.'); |
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} |
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$query = clone $this->query; |
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if ($this->query instanceof Query) { |
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/** @var Query $query */ |
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foreach ($this->query->getBehaviors() as $name => $behavior) { |
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$query->attachBehavior($name, clone $behavior); |
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} |
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} |
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return $query; |
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} |
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} |
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flipboxfactory /
craft-ember
